"Finley is trying to transmit a sound wave that will travel contiguously, but he is frustrated by the excess noise. What kind of signal is Finley sending?" -Analog -Digital -Radio -Infrared

Plz ! a scientist wants to produce a cow that makes a particular human protein in it’s milk the desired protein causes blood to clot and can be used to treat hemophilia (a blood clotting disorder). which of the following would be best for the scientist to use? a. genetic crosses. b. cloning. c. selective breeding. d. genetic engineering.